html, body {
  width: 100%;
  height: 100%;
  #root {
    width: 100%;
    height: 100%;
    .app {
      width: 100%;
      height: 100%;
    }
  }
}
.login {
  background: url('../imgs/background.jpg');
  width: 100%;
  height: 100%;
  .login-header {
    width: 100%;
    height: 80px;
    background-color: rgba(11,10,20,0.5);
    h1 {
      color: #fff;
      line-height: 80px;
      font-size: 30px;
      margin-left: 20px;
    }
  }
  .login-card {
    width: 400px;
    height: 300px;
    position: absolute;
    text-align: center;
    left: 50%;
    transform: translateX(-50%);
    top: 20%;
    .login-form-button {
      width: 150px;
    }
  }
}